CN102227247B - 具有纳米纤维网层的过滤介质 - Google Patents

具有纳米纤维网层的过滤介质 Download PDF

Info

Publication number
CN102227247B
CN102227247B CN200980148171.6A CN200980148171A CN102227247B CN 102227247 B CN102227247 B CN 102227247B CN 200980148171 A CN200980148171 A CN 200980148171A CN 102227247 B CN102227247 B CN 102227247B
Authority
CN
China
Prior art keywords
layer
filter
film
medium
fiber net
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN200980148171.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN102227247A (zh
Inventor
H·S·林
C-H·池
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DuPont Safety and Construction Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of CN102227247A publication Critical patent/CN102227247A/zh
Application granted granted Critical
Publication of CN102227247B publication Critical patent/CN102227247B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1692—Other shaped material, e.g. perforated or porous sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
    • B01D46/543—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms using membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
    • B01D46/546—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms using nano- or microfibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/14—Pleat-type membrane modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43838—Ultrafine fibres, e.g. microfibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H13/00—Other non-woven fabrics
    • D04H13/001—Making non-woven fabrics from staple fibres, filaments or yarns, bonded to at least one web-like material, e.g. woven, knitted non-woven fabric, paper, leather, during consolidation
    • D04H13/002—Making non-woven fabrics from staple fibres, filaments or yarns, bonded to at least one web-like material, e.g. woven, knitted non-woven fabric, paper, leather, during consolidation characterised by the disposition or nature of their elements
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/03—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random
    • D04H3/033—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random reorientation immediately after yarn or filament formation
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H5/00—Non woven fabrics formed of mixtures of relatively short fibres and yarns or like filamentary material of substantial length
    • D04H5/06—Non woven fabrics formed of mixtures of relatively short fibres and yarns or like filamentary material of substantial length strengthened or consolidated by welding-together thermoplastic fibres, filaments, or yarns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0618—Non-woven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0622—Melt-blown
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0223—Vinyl resin fibres
    • B32B2262/023—Aromatic vinyl resin, e.g. styrenic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0223—Vinyl resin fibres
    • B32B2262/0238—Vinyl halide, e.g. PVC, PVDC, PVF, PVDF
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0246—Acrylic resin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14—Mixture of at least two fibres made of different materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/102—Oxide or hydroxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/107—Ceramic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/107—Ceramic
    • B32B2264/108—Carbon, e.g. graphite particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/73—Hydrophobic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Nanotechnology (AREA)
  • Filtering Materials (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Nonwoven Fabrics (AREA)
  • Electrostatic Separation (AREA)
CN200980148171.6A 2008-12-05 2009-12-07 具有纳米纤维网层的过滤介质 Active CN102227247B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US12008008P 2008-12-05 2008-12-05
US61/120,080 2008-12-05
US61/120080 2008-12-05
PCT/US2009/066936 WO2010065949A1 (en) 2008-12-05 2009-12-07 Filter media with nanoweb layer

Publications (2)

Publication Number Publication Date
CN102227247A CN102227247A (zh) 2011-10-26
CN102227247B true CN102227247B (zh) 2014-01-01

Family

ID=41571325

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200980148171.6A Active CN102227247B (zh) 2008-12-05 2009-12-07 具有纳米纤维网层的过滤介质

Country Status (7)

Country Link
US (1) US20100139224A1 (pt)
EP (1) EP2364196B1 (pt)
JP (1) JP5875180B2 (pt)
KR (3) KR20170015552A (pt)
CN (1) CN102227247B (pt)
BR (1) BRPI0917059A2 (pt)
WO (1) WO2010065949A1 (pt)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7993523B2 (en) * 2007-03-06 2011-08-09 E. I. Du Pont De Nemours And Company Liquid filtration media
US8673040B2 (en) * 2008-06-13 2014-03-18 Donaldson Company, Inc. Filter construction for use with air in-take for gas turbine and methods
CN104107589B (zh) * 2008-12-09 2017-09-12 纳幕尔杜邦公司 用于从颗粒浆液中选择性移除大颗粒的过滤器
US8172092B2 (en) * 2009-01-22 2012-05-08 Clarcor Inc. Filter having melt-blown and electrospun fibers
ES2932986T3 (es) 2009-03-19 2023-01-30 Emd Millipore Corp Eliminación de microorganismos de muestras líquidas mediante el uso de medios de nanofibra para la filtración
JP5671004B2 (ja) 2009-04-13 2015-02-18 インテグリス・インコーポレーテッド 多孔性複合膜
WO2011011620A1 (en) 2009-07-22 2011-01-27 Donaldson Company, Inc. Filter media construction using ptfe film and carbon web for hepa efficiency and odor control
SG185659A1 (en) 2010-08-10 2012-12-28 Emd Millipore Corp Method for retrovirus removal
CN103459006B (zh) 2011-04-01 2016-01-06 Emd密理博公司 含有纳米纤维的复合材料结构
TWI592204B (zh) * 2011-05-09 2017-07-21 恩特葛瑞斯股份有限公司 過濾構件、過濾器及自光阻劑移除凝膠之方法
US20130011249A1 (en) * 2011-07-08 2013-01-10 General Electric Company Multi-layer filter, gas turbine including a multi-layer filter, and process of filtering
CN103182347A (zh) * 2011-12-31 2013-07-03 福建新大陆环保科技有限公司 一种网状空气吸尘膜或布及应用其的防尘制品
DE102012004610A1 (de) * 2012-03-02 2013-09-05 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Luftfiltervorrichtung, Luftfilter und Luftaufbereitungsanlage
CN102634930B (zh) * 2012-04-13 2015-09-02 武汉纺织大学 一种含聚合物纳米纤维的滤材及其制备方法
WO2014025155A1 (ko) * 2012-08-06 2014-02-13 주식회사 아모그린텍 어데시브 테이프 및 그 제조방법
JP2014079731A (ja) * 2012-10-12 2014-05-08 Shinwa Corp バグフィルタろ材
DE102012220546A1 (de) * 2012-11-12 2014-05-15 Neenah Gessner Gmbh Flammhemmend ausgerüstetes Gasfiltermaterial mit hoher Staubspeicherfähigkeit
SG11201504356RA (en) * 2012-12-10 2015-07-30 Emd Millipore Corp Ultraporous nanofiber mats and uses thereof
CN104994928B (zh) 2013-02-18 2017-10-27 阿莫绿色技术有限公司 过滤介质及其制备方法和利用其的过滤装置
AU2014237819B2 (en) * 2013-03-15 2018-12-06 Donaldson Company, Inc. Filter media and elements
KR101477400B1 (ko) * 2013-06-28 2014-12-29 삼성전기주식회사 나노 섬유 복합 시트 및 이의 제조방법
CN103706182A (zh) * 2013-12-12 2014-04-09 苏州大学 一种球线组合型复合纤维空气过滤材料及其制备方法
US10106452B2 (en) 2014-02-14 2018-10-23 Superior Fibers, Llc System and method of continuous glass filament manufacture
US9446978B2 (en) 2014-02-14 2016-09-20 Charles Douglas Spitler System and method for continuous strand fiberglass media processing
US10351462B1 (en) 2014-02-14 2019-07-16 Superior Fibers, Llc Method of manufacturing fiberglass filtration media
CN107537328B (zh) * 2014-03-13 2020-02-11 成都百途医药科技有限公司 一种聚四氟乙烯膜及其制备方法
US9636613B2 (en) * 2015-02-27 2017-05-02 Liquidity Corporation Portable water bottle assembly having a replaceable filter cartridge
US20160256806A1 (en) * 2015-03-06 2016-09-08 Lydall, Inc. Composite filter media including a nanofiber layer formed directly onto a conductive layer
CN104667626B (zh) * 2015-03-16 2017-01-25 亚美滤膜（南通）有限公司 一种整体式囊式滤器
WO2016160613A1 (en) 2015-03-27 2016-10-06 Spitler Charles Douglas Skin stiffness characteristics and loft control production system and method with variable moisture content in input fiberglass
JP6786519B2 (ja) 2015-04-17 2020-11-18 イー・エム・デイー・ミリポア・コーポレイシヨン 接線流濾過モードで作動するナノファイバー限外濾過膜を用いた、試料中の目的の生物学的物質を精製する方法
KR101739845B1 (ko) * 2015-12-22 2017-05-26 주식회사 아모그린텍 나노섬유 복합 섬유사를 이용한 카트리지 필터 및 그 제조방법
US10543441B2 (en) 2016-12-15 2020-01-28 Hollingsworth & Vose Company Filter media including adhesives and/or oleophobic properties
TWI635041B (zh) * 2017-06-09 2018-09-11 國立臺灣師範大學 微流道晶片及其製作方法
CN109316778B (zh) * 2018-09-14 2021-10-15 浙江工业大学 一种浸渍涂覆聚合物纳米颗粒制备超疏水铜网的方法
CN109276950A (zh) * 2018-10-10 2019-01-29 响水县宝吉纺织有限公司 一种自身具有净化功能的滤布的制备方法
EP3718620A1 (en) * 2019-04-01 2020-10-07 Neenah Gessner GmbH Filter medium with printed polymer pattern
US11618238B2 (en) 2019-04-12 2023-04-04 Ascend Performance Materials Operations Llc Nonwoven multilayer structures having nanofiber layers
KR102487103B1 (ko) * 2019-07-22 2023-01-10 주식회사 아모그린텍 필터여재 및 이를 포함하는 복합필터
KR102364646B1 (ko) * 2020-03-03 2022-02-21 남양부직포 주식회사 폴리카보네이트 나노섬유를 포함하는 에어 필터 및 이의 제조방법
CN111945240B (zh) * 2020-07-06 2022-10-04 浙江宸唯环保科技股份有限公司 一种用于高分子熔喷纤维的驻极材料及其检测方法
MX2023002118A (es) * 2020-08-21 2023-03-15 Ascend Performance Mat Operations Llc Estructuras de medios filtrantes.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1878482A1 (en) * 2005-04-26 2008-01-16 Nitto Denko Corporation Filter medium, process for producing the same, method of use thereof, and filter unit

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1522605A (en) * 1974-09-26 1978-08-23 Ici Ltd Preparation of fibrous sheet product
US4104394A (en) * 1975-12-15 1978-08-01 Sumitomo Electric Industries, Ltd. Method for diametrically expanding thermally contractive ptfe resin tube
US4350655A (en) * 1977-05-05 1982-09-21 Biax Fiberfilm Process for producing highly porous thermoplastic films
EP0066672B1 (en) * 1981-06-09 1987-09-02 Mitsubishi Kasei Corporation Process for producing porous film or sheet
US4596837A (en) * 1982-02-22 1986-06-24 Daikin Industries Ltd. Semisintered polytetrafluoroethylene article and production thereof
US4878930A (en) * 1984-03-15 1989-11-07 W. L. Gore & Associates, Inc. Filter cartridge
JPS63191041A (ja) * 1987-02-03 1988-08-08 Komori Printing Mach Co Ltd 濃度測定位置合わせ方法
US4933060A (en) * 1987-03-02 1990-06-12 The Standard Oil Company Surface modification of fluoropolymers by reactive gas plasmas
US4777073A (en) * 1987-03-11 1988-10-11 Exxon Chemical Patents Inc. Breathable films prepared from melt embossed polyolefin/filler precursor films
JPH01177447A (ja) * 1987-12-27 1989-07-13 Toyoda Gosei Co Ltd ダイヤフラム
US5098625A (en) * 1989-03-14 1992-03-24 Yeu Ming Tai Chemical Industrial Co., Ltd. Process for forming an expanded porous tetrafluoroethylene polymer
AT391473B (de) * 1989-04-06 1990-10-10 Chemiefaser Lenzing Ag Monoaxial verstreckter formkoerper aus polytetrafluoraethylen und verfahren zu seiner herstellung
US5234751A (en) * 1989-09-12 1993-08-10 Sumitomo Electric Industries, Ltd. Porous material of polytetrafluoroethylene and process for producing the same
US5217666A (en) * 1991-05-29 1993-06-08 Daikin Industries Ltd. Process for producing porous polytetrafluoroethylene film
US5222131A (en) * 1991-07-03 1993-06-22 Illinois Tool Works Inc. Telephone protector including removable fuse holder
CA2074349C (en) * 1991-07-23 2004-04-20 Shinji Tamaru Polytetrafluoroethylene porous film and preparation and use thereof
US5170011A (en) * 1991-09-25 1992-12-08 Teleflex Incorporated Hose assembly
US5207812B1 (en) * 1992-05-08 1996-10-01 Gore & Ass Filter cartridge
US5814405A (en) * 1995-08-04 1998-09-29 W. L. Gore & Associates, Inc. Strong, air permeable membranes of polytetrafluoroethylene
US5855977A (en) * 1996-08-26 1999-01-05 Minnesota Mining And Manufacturing Company Multi-layer compositions comprising a fluoropolymer
AU4474700A (en) * 1999-04-20 2000-11-02 Gore Enterprise Holdings, Inc. Filter media
WO2001032292A1 (en) * 1999-10-29 2001-05-10 Hollingsworth & Vose Company Filter media
US6767948B1 (en) * 1999-12-22 2004-07-27 3M Innovative Properties Company Polyolefin polymer and catalyst blend for bonding fluoropolymers
PT1236494E (pt) * 2001-03-02 2004-03-31 Airflo Europ N V Filtro composito e metodo para o fabricar
EP1270211A1 (fr) * 2001-06-19 2003-01-02 Atofina Structure comprenant une couche en polymère fluoré et un liant à base de pipérazine
US6872311B2 (en) * 2002-01-31 2005-03-29 Koslow Technologies Corporation Nanofiber filter media
CN1681988B (zh) * 2002-09-17 2010-08-11 纳幕尔杜邦公司 阻液性能极高的织物
US7501003B2 (en) * 2004-03-02 2009-03-10 Gore Enterprise Holdings Composite filter media
US7789930B2 (en) * 2006-11-13 2010-09-07 Research Triangle Institute Particle filter system incorporating nanofibers
US7591883B2 (en) * 2004-09-27 2009-09-22 Cornell Research Foundation, Inc. Microfiber supported nanofiber membrane
SI1674144T1 (sl) * 2004-12-23 2008-04-30 Gore W L & Ass Gmbh Filter dovodnega zraka turbine
US7717975B2 (en) * 2005-02-16 2010-05-18 Donaldson Company, Inc. Reduced solidity web comprising fiber and fiber spacer or separation means
EP1855780B1 (en) * 2005-03-07 2014-09-17 Gore Enterprise Holdings, Inc. Composite filter media
US20070084786A1 (en) * 2005-10-14 2007-04-19 General Electric Company Filter, filter media, and methods for making same
CZ297697B6 (cs) * 2005-11-10 2007-03-07 Elmarco, S. R. O. Filtr pro odstranování fyzikálních a/nebo biologických necistot
US8038013B2 (en) * 2007-03-06 2011-10-18 E.I. Du Pont De Nemours And Company Liquid filtration media
US8303693B2 (en) * 2007-04-26 2012-11-06 The Hong Kong Polytechnic University Nanofiber filter facemasks and cabin filters
US8343250B2 (en) * 2007-05-02 2013-01-01 E I Du Pont De Nemours And Company Bag house filters and media
US8147583B2 (en) * 2007-06-08 2012-04-03 Gore Enterprise Holdings, Inc. Multiple layer filter media
WO2009062009A2 (en) * 2007-11-09 2009-05-14 Hollingsworth & Vose Company Meltblown filter medium

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1878482A1 (en) * 2005-04-26 2008-01-16 Nitto Denko Corporation Filter medium, process for producing the same, method of use thereof, and filter unit

Also Published As

Publication number Publication date
WO2010065949A1 (en) 2010-06-10
US20100139224A1 (en) 2010-06-10
JP2012512731A (ja) 2012-06-07
BRPI0917059A2 (pt) 2016-08-02
KR102156278B1 (ko) 2020-09-15
KR20110103998A (ko) 2011-09-21
CN102227247A (zh) 2011-10-26
KR20170015552A (ko) 2017-02-08
EP2364196B1 (en) 2013-03-20
EP2364196A1 (en) 2011-09-14
KR20190108193A (ko) 2019-09-23
JP5875180B2 (ja) 2016-03-02

Similar Documents

Publication Publication Date Title
CN102227247B (zh) 具有纳米纤维网层的过滤介质
CN101622048B (zh) 改善的液体过滤介质
US7993523B2 (en) Liquid filtration media
CN101674873B (zh) 袋式过滤器及介质
JP5165435B2 (ja) 気体フィルター用濾材
JP4980154B2 (ja) 濾材およびその製造方法
CN101754792B (zh) 多层过滤介质
AU2011220735B2 (en) Fine fiber liquid particulate filter media
US8986432B2 (en) Meltblown filter medium, related applications and uses
US8900351B2 (en) Filter medium and method of manufacturing the same and filter unit
KR101752019B1 (ko) 개선된 먼지 로딩 용량 및 다습 환경에 대한 개선된 저항을 갖는 공기 여과 매체
JP4919254B2 (ja) 複合プリーツフィルター
US20110147976A1 (en) Meltblown filter medium
CN101983097A (zh) 具有改善的容尘量和改善的高湿度环境抗性的空气过滤介质
EP1142702A1 (en) Porous material, air filter filter medium, air filter unit and support material for air filter filter medium
TWI758722B (zh) 包含聚醯胺奈米纖維層的過濾器介質
CN115212651A (zh) 空气过滤器用滤材、过滤包、空气过滤器单元以及空气过滤器用滤材的制造方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20221111

Address after: Delaware

Patentee after: DuPont Security & Construction

Address before: Delaware

Patentee before: E. I. du Pont de Nemours and Co.

TR01 Transfer of patent right